ModbusRtuReadCoilAsync 方法 (String, UInt16) |
批量的读取线圈,需要指定起始地址,读取长度,如果富文本地址不指定,默认使用的功能码是 0x01
For batch reading coils, you need to specify the start address and read length. If the rich text address is not specified, the default function code is 0x01.
命名空间:
HslCommunication.ModBus
程序集:
HslCommunication (在 HslCommunication.dll 中) 版本:12.1.2.0 (12.1.2.0)
语法 public Task<OperateResult<bool[]>> ReadCoilAsync(
string address,
ushort length
)
Public Function ReadCoilAsync (
address As String,
length As UShort
) As Task(Of OperateResult(Of Boolean()))
public:
Task<OperateResult<array<bool>^>^>^ ReadCoilAsync(
String^ address,
unsigned short length
)
member ReadCoilAsync :
address : string *
length : uint16 -> Task<OperateResult<bool[]>>
参数
- address
- 类型:SystemString
起始地址,格式为"1234" - length
- 类型:SystemUInt16
读取长度
返回值
类型:
TaskOperateResultBoolean带有成功标志的bool数组对象
参见